Car Engine Parts Online

From air filters to fuel delivery, online engine parts are essential for automotive repairs, maintenance, and even performance upgrades. Whether you’re an experienced mechanic or automotive enthusiast working on your daily driver or restoring a classic, Sixity Auto has you covered. Dive into our catalog below to find the car engine parts you need to keep your vehicle running smoothly.

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  1. Walker Products Fuel Injection Pressure Regulator
    Walker Products 255-1000 Fuel Injection Pressure Regulator
    Special Price $26.78 Regular Price $37.99
    Out of stock
  2. Delphi Fuel Injection Pressure Regulator
    Delphi Fuel Injection Pressure Regulator for 1987-1994 Ford F-150 4.9L L6
    Special Price $78.94 Regular Price $112.99
  3. Delphi Fuel Injection Pressure Regulator
    Delphi Fuel Injection Pressure Regulator for 1999-2003 Ford F-150 4.6L 5.4L V8
    Special Price $72.12 Regular Price $102.99
  4. Delphi Fuel Injection Pressure Regulator
    Delphi Fuel Injection Pressure Regulator for 2000-2006 Audi TT 1.8L L4
    Special Price $82.67 Regular Price $117.99
  5. Beck/Arnley Fuel Injection Pressure Regulator
    Beck/Arnley Fuel Injection Pressure Regulator for 1982-1986 Volvo 244 2.1L 2.3L L4
    Special Price $83.40 Regular Price $118.99
  6. Delphi Fuel Injection Pressure Regulator
    Delphi Fuel Injection Pressure Regulator for 1992-1998 Dodge Dakota 2.5L 5.2L L4 V8
    Special Price $83.55 Regular Price $118.99
  7. Delphi Fuel Injection Pressure Regulator
    Delphi Fuel Injection Pressure Regulator for 1985-1989 Porsche 944 2.5L L4
    Special Price $110.50 Regular Price $157.99
  8. Delphi Fuel Injection Pressure Regulator
    Delphi FP10075 Fuel Injection Pressure Regulator
    Special Price $59.94 Regular Price $85.99
  9. Delphi Fuel Injection Pressure Regulator
    Delphi Fuel Injection Pressure Regulator for 1999 Ford F-250 4.6L 5.4L V8
    Special Price $72.12 Regular Price $102.99
  10. Delphi Fuel Injection Pressure Regulator
    Delphi Fuel Injection Pressure Regulator for 2003-2004 Ford E-150 5.4L V8
    Special Price $72.12 Regular Price $102.99
  11. Delphi Fuel Injection Pressure Regulator
    Delphi Fuel Injection Pressure Regulator for 1987-1988 BMW M6
    Special Price $81.53 Regular Price $115.99
  12. Delphi Fuel Injection Pressure Regulator
    Delphi Fuel Injection Pressure Regulator for 1996-2000 Chevrolet C2500 7.4L V8
    Special Price $82.00 Regular Price $116.99
  13. Delphi Fuel Injection Pressure Regulator
    Delphi Fuel Injection Pressure Regulator for 1996-1999 GMC P3500 7.4L V8
    Special Price $82.00 Regular Price $116.99
  14. Delphi Fuel Injection Pressure Regulator
    Delphi Fuel Injection Pressure Regulator for 2001-2005 Saturn L300
    Special Price $82.67 Regular Price $117.99
  15. Delphi Fuel Injection Pressure Regulator
    Delphi Fuel Injection Pressure Regulator for 2001-2004 Buick Regal
    Special Price $82.77 Regular Price $117.99
  16. Delphi Fuel Injection Pressure Regulator
    Delphi Fuel Injection Pressure Regulator for 1998-1999 Mercedes-Benz CL600 6.0L V12
    Special Price $83.36 Regular Price $118.99
  17. Delphi Fuel Injection Pressure Regulator
    Delphi Fuel Injection Pressure Regulator for 1994-1997 Mercedes-Benz SL320
    Special Price $83.36 Regular Price $118.99
  18. Delphi Fuel Injection Pressure Regulator
    Delphi Fuel Injection Pressure Regulator for 1998-2001 Pontiac Firebird 5.7L V8
    Special Price $83.68 Regular Price $119.99
  19. Delphi Fuel Injection Pressure Regulator
    Delphi Fuel Injection Pressure Regulator for 2003 GMC Savana 1500 5.3L V8
    Special Price $83.68 Regular Price $119.99
  20. Delphi Fuel Injection Pressure Regulator
    Delphi FP10404 Fuel Injection Pressure Regulator
    Special Price $84.79 Regular Price $120.99
  21. Beck/Arnley Fuel Injection Pressure Regulator
    Beck/Arnley Fuel Injection Pressure Regulator for 1988-1995 Toyota Pickup 3.0L V6
    Special Price $92.04 Regular Price $130.99
  22. Delphi Fuel Injection Pressure Regulator
    Delphi Fuel Injection Pressure Regulator for 2011-2016 Scion tC 2.5L L4
    Special Price $102.94 Regular Price $146.99
  23. Delphi Fuel Injection Pressure Regulator
    Delphi Fuel Injection Pressure Regulator for 2006-2014 Kia Sedona 3.5L 3.8L V6
    Special Price $115.08 Regular Price $163.99
  24. Dorman Fuel Injection Pressure Regulator
    Dorman Fuel Injection Pressure Regulator for 2007-2010 GMC Sierra 3500 HD 6.6L V8
    Special Price $163.18 Regular Price $232.99
    Out of stock
  25. Rein Engine Oil Dipstick Tube Bolt
    Rein Engine Oil Dipstick Tube Bolt for 2004-2005 Volkswagen Phaeton 6.0L W12
    Special Price $8.93 Regular Price $12.99
  26. Rein Engine Oil Dipstick Tube Bolt
    Rein Engine Oil Dipstick Tube Bolt for 2003-2005 Volkswagen Passat 2.8L V6
    Special Price $9.11 Regular Price $12.99
  27. Rein Engine Oil Dipstick Tube Bolt
    Rein Engine Oil Dipstick Tube Bolt for 2003-2004 Audi RS6 4.2L V8
    Special Price $9.11 Regular Price $12.99
    Out of stock
  28. Walker Products Fuel Injection Pressure Regulator
    Walker Products 255-1025 Fuel Injection Pressure Regulator
    Special Price $27.55 Regular Price $38.99
    Out of stock
  29. Walker Products Fuel Injection Pressure Regulator
    Walker Products 255-1018 Fuel Injection Pressure Regulator
    Special Price $33.05 Regular Price $46.99
  30. Walker Products Fuel Injection Pressure Regulator
    Walker Products 255-1065 Fuel Injection Pressure Regulator
    Special Price $35.45 Regular Price $50.99
    Out of stock
  31. Walker Products Fuel Injection Pressure Regulator
    Walker Products Fuel Injection Pressure Regulator for 1985-1989 Merkur XR4Ti
    Special Price $36.82 Regular Price $52.99
    Out of stock
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High-Quality Engine Parts for Your Motor Vehicle

Sixity Auto works with top brands to build our inventory of OEM-quality engine parts online, ensuring you have access to reliable and cost-effective components. We promise that every part fits as advertised and meets or exceeds expectations. 

We want to make sure that whether you’re performing routine maintenance or making a major repair, you can find the best parts at a fair price. Our focus is always on delivering affordable solutions without compromising the strict tolerances for your vehicle’s longevity. 

Fast, Reliable Shipping

We know that when you order car engine parts, you need them right away. Our network of US warehouses enables us to offer fast, dependable shipping across the US, with 99% of orders shipping within one business day. Many of the items in our catalog also come with free shipping. 

A Reputation You Can Count On

Sixity Auto has been in business for over 20 years and has shipped over 10 million engine parts from our online storefront. Our customers praise our products and timely delivery. If you have any questions about us or our inventory, contact our US-based customer service department. We’re happy to be of service.

Frequently Asked Questions

How fast will your engine parts arrive?

Timing is a top priority. We use our extensive network of warehouses to ensure speedy delivery, with most orders shipping within one business day. That said, the exact delivery time will depend on the parts ordered, your location, and the delivery options selected during checkout.

Are the parts on Sixity Auto comparable to what I’d find in a store?

Absolutely! We stock only top-quality OEM-replacement auto parts that meet or exceed original equipment specifications. The crucial difference between Sixity Auto and the other guys is price. We offer these high-quality parts at prices typically lower than those at your local auto parts store.

Do you offer any discounts for the engine parts sold online?

Yes. We’re proud to offer a 10% discount on everything for military personnel


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